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Home > Products > Friction and Sealing Series > Medium and high temperature Binder

Ceramic binder materials are substances used to hold ceramic particles together in the fabrication of various ceramic products. These binders play a crucial role in shaping and forming ceramic components, providing mechanical strength, and influencing properties such as porosity, thermal stability, and chemical resistance.

Silica-based binders, such as silica gel or colloidal silica, are commonly used in advanced ceramic manufacturing processes. Silica binders can be applied as suspensions or gels, which are then cured or sintered to form strong bonds between ceramic particles. These binders are often preferred for their high purity, chemical inertness, and ability to withstand high temperatures.

Alumina-based binders, derived from aluminum oxide (Al2O3), are widely used in ceramic production, particularly for refractory applications. These binders can be used in various forms, including alumina sols or powders, to facilitate particle bonding and consolidation during forming and sintering processes. Alumina binders offer excellent thermal stability, mechanical strength, and corrosion resistance, making them suitable for high-temperature applications such as furnace linings and crucibles.

Polymeric binders, such as organic resins or polymers, are sometimes used in ceramic processing to provide temporary binding or shaping assistance before firing. These binders can be applied in the form of solutions, dispersions, or powders and are often burned off or decomposed during the firing process, leaving behind a dense ceramic structure. Polymeric binders offer advantages such as rapid curing, improved green strength, and flexibility in shaping complex geometries.

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